2004-11-25 H.J. Lu <hongjiu.lu@intel.com>
[deliverable/binutils-gdb.git] / gas / tc.h
1 /* tc.h - target cpu dependent
2
3 Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 2000, 2001, 2003, 2004
4 Free Software Foundation, Inc.
5
6 This file is part of GAS, the GNU Assembler.
7
8 GAS is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
11 any later version.
12
13 GAS is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GAS; see the file COPYING. If not, write to
20 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21
22 /* In theory (mine, at least!) the machine dependent part of the assembler
23 should only have to include one file. This one. -- JF */
24
25 extern const pseudo_typeS md_pseudo_table[];
26
27 /* JF moved this here from as.h under the theory that nobody except MACHINE.c
28 and write.c care about it anyway. */
29
30 struct relax_type
31 {
32 /* Forward reach. Signed number. > 0. */
33 long rlx_forward;
34 /* Backward reach. Signed number. < 0. */
35 long rlx_backward;
36
37 /* Bytes length of this address. */
38 unsigned char rlx_length;
39
40 /* Next longer relax-state. 0 means there is no 'next' relax-state. */
41 relax_substateT rlx_more;
42 };
43
44 typedef struct relax_type relax_typeS;
45
46 extern const int md_reloc_size; /* Size of a relocation record. */
47
48 char * md_atof (int, char *, int *);
49 int md_parse_option (int, char *);
50 void md_show_usage (FILE *);
51 short tc_coff_fix2rtype (fixS *);
52 void md_assemble (char *);
53 void md_begin (void);
54 void md_number_to_chars (char *, valueT, int);
55 void md_apply_fix3 (fixS *, valueT *, segT);
56
57 #ifndef WORKING_DOT_WORD
58 extern int md_short_jump_size;
59 extern int md_long_jump_size;
60 #endif
61
62 #ifdef USE_UNIQUE
63 /* The name of an external symbol which is
64 used to make weak PE symbol names unique. */
65 extern const char * an_external_name;
66 #endif
67
68 #ifndef md_create_long_jump
69 void md_create_long_jump (char *, addressT, addressT, fragS *, symbolS *);
70 #endif
71 #ifndef md_create_short_jump
72 void md_create_short_jump (char *, addressT, addressT, fragS *, symbolS *);
73 #endif
74 #ifndef md_pcrel_from
75 long md_pcrel_from (fixS *);
76 #endif
77 #ifndef md_operand
78 void md_operand (expressionS *);
79 #endif
80 #ifndef md_estimate_size_before_relax
81 int md_estimate_size_before_relax (fragS * fragP, segT);
82 #endif
83 #ifndef md_section_align
84 valueT md_section_align (segT, valueT);
85 #endif
86 #ifndef md_undefined_symbol
87 symbolS *md_undefined_symbol (char *);
88 #endif
89
90 #ifdef BFD_ASSEMBLER
91
92 #ifndef md_convert_frag
93 void md_convert_frag (bfd *, segT, fragS *);
94 #endif
95 #ifndef tc_headers_hook
96 void tc_headers_hook (segT *, fixS *);
97 #endif
98 #ifndef RELOC_EXPANSION_POSSIBLE
99 extern arelent *tc_gen_reloc (asection *, fixS *);
100 #else
101 extern arelent **tc_gen_reloc (asection *, fixS *);
102 #endif
103
104 #else /* not BFD_ASSEMBLER */
105
106 #ifndef md_convert_frag
107 void md_convert_frag (object_headers *, segT, fragS *);
108 #endif
109 #ifndef tc_crawl_symbol_chain
110 void tc_crawl_symbol_chain (object_headers *);
111 #endif
112 #ifndef tc_headers_hook
113 void tc_headers_hook (object_headers *);
114 #endif
115
116 #endif /* BFD_ASSEMBLER */
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